220964373

素因数分解:

$3^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{2309}}^1$

素因数の和:2367

約数の個数: 48

約数和(自身を含む): 384384000

約数和(自身を除く): 163419627

約数列:

[1, 3, 7, 9, 21, 31, 49, 63, 93, 147, 217, 279, 343, 441, 651, 1029, 1519, 1953, 2309, 3087, 4557, 6927, 10633, 13671, 16163, 20781, 31899, 48489, 71579, 95697, 113141, 145467, 214737, 339423, 501053, 644211, 791987, 1018269, 1503159, 2375961, 3507371, 4509477, 7127883, 10522113, 24551597, 31566339, 73654791, 220964373]

約数ペア:

[(1, 220964373), (3, 73654791), (7, 31566339), (9, 24551597), (21, 10522113), (31, 7127883), (49, 4509477), (63, 3507371), (93, 2375961), (147, 1503159), (217, 1018269), (279, 791987), (343, 644211), (441, 501053), (651, 339423), (1029, 214737), (1519, 145467), (1953, 113141), (2309, 95697), (3087, 71579), (4557, 48489), (6927, 31899), (10633, 20781), (13671, 16163)]